Chabazite: Properties and Occurrences

Chabazite: Properties and Occurrences

Chabazite is a tectosilicate mineral of the zeolite group, closely related to gmelinite, with formula (Ca, Na2, K2, Mg)Al2Si4O12·6H2O. It was named after the Greek…
Cyrilovite

Cyrilovite

Cyrilovite, formula- [NaFe33+(PO4)2(OH)4·2(H2O)] is a hydrous sodium iron phosphate mineral. It is a tetragonal-trapezohedral mineral containing hydrogen, iron, oxygen, phosphorus, and sodium. It is isomorphous and…
Cymrite: Properties and Occurrences

Cymrite: Properties and Occurrences

Cymrite is a silicate mineral with the chemical formula BaAl2Si2(O, OH)8·H2O. It is a rare mineral consisting of a basic aluminosilicate of barium and belonging…
Cylindrite: Properties and Occurrences

Cylindrite: Properties and Occurrences

Cylindrite is a sulfosalt mineral containing tin, lead, antimony, and iron with the formula: Pb3Sn4FeSb2S14. It is a most unusual sulfide mineral. It is a…
Cyanotrichite

Cyanotrichite

Cyanotrichite is a hydrous copper aluminum sulfate mineral with formula Cu4Al2[(OH)12|SO4]·2H2O, also known as lettsomite. It is a rare, blue, orthorhombic copper aluminum sulfate mineral.…
Cuspidine: Properties and Occurrences

Cuspidine: Properties and Occurrences

Cuspidine is a fluorine bearing calcium silicate mineral (sorosilicate) with the formula: Ca4(Si2O7)(F, OH)2. It is a mineral consisting of a basic silicate of calcium,…
Curite: Properties and Occurrences

Curite: Properties and Occurrences

Curite is a lead uranium oxide mineral with formula: Pb3(UO2)8O8(OH)6·3(H2O). It is named after the physicists Marie and Pierre Curie, who are both known for…
Cuprospinel: Properties and Occurrences

Cuprospinel: Properties and Occurrences

Cuprospinel is an inverse spinel with the formula CuFe2O4, where copper substitutes some of the iron cations in the structure. It is an isometric-hexoctahedral black…
Cuprosklodowskite

Cuprosklodowskite

Cuprosklodowskite is a secondary uranium mineral formed by alteration of earlier uranium minerals. Its empirical formula is Cu(UO2)2(HSiO4)2·6(H2O). It is a rare uranium mineral that…
Cuprite: Properties and Occurrences

Cuprite: Properties and Occurrences

Cuprite is an oxide mineral composed of copper(I) oxide Cu2O, and is a minor ore of copper. It is a dark red or brownish-black mineral…
Cupalite: Properties and Occcurrence

Cupalite: Properties and Occcurrence

Cupalite is a rare mineral which is mostly composed of copper and aluminum, but might contain up to several percents of zinc or iron; its…
Cubanite: Properties and Occurrences

Cubanite: Properties and Occurrences

Cubanite is a yellow mineral of copper, iron, and sulfur, CuFe2S3. It is an orthorhombic-dipyramidal mineral containing copper, iron, and sulfur. It is a rare…
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